2 files changed, 16 insertions, 9 deletions

diff --git a/parse-events.h b/parse-events.h
index fe24ae7..38ddf95 100644
--- a/parse-events.h
+++ b/parse-events.h
@@ -645,6 +645,12 @@ struct filter_arg_op {
         struct filter_arg       *right;
 };
 
+struct filter_arg_exp {
+        enum filter_exp_type    type;
+        struct filter_arg       *left;
+        struct filter_arg       *right;
+};
+
 struct filter_arg_num {
         enum filter_cmp_type    type;
         struct filter_arg       *left;
@@ -666,6 +672,7 @@ struct filter_arg {
                 struct filter_arg_field         field;
                 struct filter_arg_value         value;
                 struct filter_arg_op            op;
+                struct filter_arg_exp           exp;
                 struct filter_arg_num           num;
                 struct filter_arg_str           str;
         };
diff --git a/parse-filter.c b/parse-filter.c
index eb2ef6d..0eeab5e 100644
--- a/parse-filter.c
+++ b/parse-filter.c
@@ -776,9 +776,9 @@ process_exp(struct event_format *event, enum filter_exp_type etype,
 
         arg = allocate_arg();
         arg->type = FILTER_ARG_EXP;
-        arg->op.type = etype;
-        arg->op.left = larg;
-        arg->op.right = rarg;
+        arg->exp.type = etype;
+        arg->exp.left = larg;
+        arg->exp.right = rarg;
 
  cont:
         /* still need a cmp */
@@ -1476,10 +1476,10 @@ get_exp_value(struct event_format *event, struct filter_arg *arg, struct record
 {
         unsigned long long lval, rval;
 
-        lval = get_arg_value(event, arg->op.left, record);
-        rval = get_arg_value(event, arg->op.right, record);
+        lval = get_arg_value(event, arg->exp.left, record);
+        rval = get_arg_value(event, arg->exp.right, record);
 
-        switch (arg->op.type) {
+        switch (arg->exp.type) {
         case FILTER_EXP_ADD:
                 return lval + rval;
 
@@ -1867,10 +1867,10 @@ static char *exp_to_str(struct event_filter *filter, struct filter_arg *arg)
         char *str;
         int len;
 
-        lstr = arg_to_str(filter, arg->op.left);
-        rstr = arg_to_str(filter, arg->op.right);
+        lstr = arg_to_str(filter, arg->exp.left);
+        rstr = arg_to_str(filter, arg->exp.right);
 
-        switch (arg->op.type) {
+        switch (arg->exp.type) {
         case FILTER_EXP_ADD:
                 op = "+";
                 break;